证券研究报告 SK 海力士 (000660 KS) AI 全栈存储的价值重估 | 华泰研究 | | 深度研究 | 投资评级(维持): | 买入 | | --- | --- | --- | --- | --- | | 2026 年 | 1 月 18 日│韩国 | 半导体 | 目标价(韩元): | 1,100,000.00 | 历史上存储被视为典型的周期性商品，特征是资本支出在景气驱动下的扩张 和收缩循环以及同质化的产品竞争。我们认为当前不仅是存储周期的上行阶 段，更是由 AI 算力瓶颈驱动的超级周期。我们看好 SK 海力士受益于布局 HBM、HBF、传统 DRAM 和 eSSD 等关键环节，具备捕捉新存储层级放量 红利的全栈优势，或将经历从周期股向 AI 成长股的估值重构。重申"买入"。 HBM 龙头地位持续巩固，DRAM 全栈完善，形成双引擎增长格局 HBM 的带宽、能效与封装难度远高于传统 DRAM，而 AI 芯片算力利用率高 度依赖 HBM 供给，使其成为 GPU/ASIC 系统扩建的核心瓶颈之一。得益于 TSV 良率、MR-MUF 键合技术与 1β/1γ节点的领先积累，海力士在 HBM3E/4 客户认证 ...

Core Viewpoints - The report maintains a bullish outlook on cleanroom segments due to ongoing overseas demand and accelerated domestic substitution in the construction and decoration industry [1][4]. Group 1: Semiconductor Capital Expenditure - TSMC and Micron are significantly increasing their capital expenditures in 2026, with TSMC's actual capital expenditure expected to reach $40.9 billion, a 37% increase from $29.8 billion in 2025, marking a historical high for the company [12][16]. - Micron has raised its capital expenditure forecast for the 2026 fiscal year to $20 billion, up from an initial estimate of $18 billion, indicating strong growth in the semiconductor sector [12][17]. - Domestic semiconductor companies, including Changxin Technology and SMIC, are also in critical phases of expansion and technological upgrades, with capital expenditures expected to grow significantly [12][18]. Group 2: IDC Construction and Internet Companies - The construction of domestic IDC projects is progressing, with major internet companies and operators accelerating their investments. For instance, China Mobile's data center project in Hohhot is valued at CNY 5.244 billion, while China Telecom's smart cloud base project is valued at CNY 880 million [22][23]. - Leading internet companies like Alibaba and ByteDance are planning substantial investments in AI-related infrastructure, with Alibaba set to invest CNY 380 billion over the next three years [22][24]. - The report suggests that construction companies can leverage their resources to participate in IDC operations and maintenance, enhancing their value-added services [22][24]. Group 3: Coal Chemical Projects and Steel Prices - Coal chemical projects are steadily advancing, with significant contracts being awarded, such as the CNY 1 billion contract for the Shenhua Yulin project [26][27]. - Steel prices have seen a slight decline, with the average price of medium and thick plates at CNY 3,359 per ton, down 0.6% week-on-week, indicating a stable but low pricing environment [28][29].

Group 1: International Investment Trends - Global foreign direct investment (FDI) is experiencing a downward trend for two consecutive years, with a 3% decrease compared to the same period in 2024, and a significant 7% decline in developed economies [2] - Developing economies are showing stable growth, with Asia expanding by 7% and Latin America and the Caribbean increasing by 12%, alongside a notable 254% rise in merger and acquisition activities [2] - Investment focus is shifting from sustainable infrastructure projects to the digital economy, with a 10% decrease in the number of sustainable development-related projects in developing countries and a 7% drop in investment amounts [3] Group 2: Digital Economy Investment Trends - Investment in the digital economy has seen significant growth, with greenfield investments nearly doubling since 2020, reaching $360 billion, and attracting an average of 8.3% of global FDI annually from 2021 to 2023 [3] - Despite a 10% decline in sustainable development-related projects in early 2025, the digital economy continues to attract foreign direct investment, with developing economies seeing nearly a doubling of annual inflows [3] Group 3: Global Sustainable Development Challenges - The digital divide is widening due to increased demands for physical infrastructure and digital literacy, exacerbated by a slowdown in sustainable infrastructure investment [4] - Inequitable distribution of benefits and costs in the digital economy, where developed countries capture most value while developing nations bear the costs, is a significant challenge [5] - The environmental footprint and resource consumption associated with the digital economy are rising, with projections indicating a 500% increase in demand for minerals like graphite, lithium, and cobalt by 2050 [6] Group 4: China's Foreign Investment and Sustainable Development - China ranks among the top three globally in foreign investment, with a 7.5% year-on-year increase in direct investment amounting to approximately $158.2 billion in 2025 [8] - The investment landscape is diversifying, with over 80% directed towards five major sectors, and significant growth in information technology services and construction [9] - China's investments in ASEAN countries have surged, with a 61% increase from 2022 to 2023, highlighting the role of Chinese firms in supporting local economic and technological development [11] Group 5: Implementation of Global Initiatives - The "Four Global Initiatives" framework emphasizes China's commitment to sustainable development and corporate social responsibility in international investments [13] - The guidelines for corporate social responsibility abroad stress the importance of integrating ESG principles into business strategies to enhance sustainable development in host countries [14] - The focus on supporting local economic development through technology and investment aligns with global trends in digital transformation and sustainable practices [14]

Core Insights - The global storage industry is undergoing a profound transformation driven by AI technology and a supply crisis, with DRAM contract prices expected to rise by 58% in Q1 2026, particularly for server and mobile DRAM, which may exceed 60% [1][2] - This shortage is characterized as a "structural supply-demand imbalance," with Micron's executives indicating that the shortage may not ease until 2028 [1][2] - The current price surge is attributed to the explosive growth in AI models and inference scenarios, with AI data center storage demand now accounting for 50%-60% of the market [3] Supply and Demand Dynamics - The supply-demand gap in the storage chip market is worsening faster than expected, with Micron's VP stating that the shortage will persist until at least 2028 [2] - UBS and JPMorgan have expressed a consensus that storage chip prices will continue to rise, with predictions for DDR contract prices increasing by 58% and NAND flash by 27% in Q1 2026 [2] - The supply chain is facing challenges, as traditional storage products are experiencing shortages, leading major suppliers like Samsung and SK Hynix to plan significant price increases [2] Market Reactions and Valuation Adjustments - The A-share market has seen significant trading activity in storage stocks, with companies like Biwei Storage, Zhaoyi Innovation, and Jiangbolong reaching new highs, indicating a systematic re-evaluation of the storage industry's valuation logic [1][4] - Investors are focusing on the dual aspects of price increases and technological advancements, which are reshaping the valuation of A-share storage-related companies [4][5] Company Strategies and Growth Projections - Micron is planning to expand its DRAM production through an $1.8 billion acquisition of a facility in Taiwan, which is expected to significantly increase DRAM wafer output starting in H2 2027 [3] - Biwei Storage has projected record revenue and net profit for 2025, with expected revenue between 10 billion to 12 billion yuan, reflecting a year-on-year growth of 49.36% to 79.23% [5][6] - The current price increase is driven by structural demand from AI applications, which is expected to provide a "growth premium" to storage companies, enhancing revenue visibility and sustainability [6]

Investment Rating - The report maintains an "Overweight" rating for the industry, recommending investment in AI computing, cloud vendors, AI applications, and AI social sectors [6]. Core Insights - TSMC's financial report shows strong demand for 3nm technology, with Q4 2025 revenue reaching $33.7 billion, a 1.9% quarter-over-quarter increase, and a gross margin of 62.3%, up 2.8% [6][9]. - OpenAI has announced an advertising strategy for its ChatGPT services, aiming to monetize its large user base, which has nearly 1 billion monthly active users, of which only 5% are paying subscribers [10][24]. - Major memory manufacturers are increasing production, but demand continues to outstrip supply, indicating a sustained memory supercycle [11]. Summary by Sections TSMC Financial Performance - TSMC's revenue for Q4 2025 was $33.7 billion, exceeding guidance, with a gross margin of 62.3% [6][9]. - The share of 3nm process technology in revenue increased to 28%, a 5% quarter-over-quarter rise [6][9]. - TSMC's capital expenditure is projected to surge to $52-56 billion, primarily for advanced processes [6][9]. OpenAI's Advertising Strategy - OpenAI plans to introduce ads in its free and entry-level subscription versions of ChatGPT, reflecting a shift towards monetization amid significant operational losses [10][24]. - The company faces pressure to convert its large free user base into paying customers to support its ambitious goals [10][24]. Memory Manufacturers' Production Increase - Samsung's DRAM production is expected to rise to 8 million wafers in 2026, a 5% increase year-over-year, while SK Hynix anticipates an 8% increase [11]. - Despite these increases, there remains a significant gap between supply and market demand, indicating ongoing challenges in the memory market [11]. Investment Recommendations - Recommended stocks include Nvidia (NVDA), TSMC (TSM), ASML (ASML), and Broadcom (AVGO) in the AI computing sector [26][30]. - For cloud vendors, Microsoft (MSFT), Amazon (AMZN), and Google (GOOGL) are highlighted [26][30]. - In AI applications, Apple (AAPL), Qualcomm (QCOM), Lenovo (0992.HK), and Xiaomi (1810.HK) are recommended [26][30].

Core Insights - Apple is projected to lead global smartphone shipments in 2025, driven by the iPhone 17 series, achieving a market share of 19.7% with shipments of 247.8 million units, marking a year-over-year growth of 6.3% [3][4][6] - The global smartphone market is expected to show resilience, with total shipments reaching 1.26 billion units in 2025, a 1.9% increase from the previous year [3][4] Global Market Overview - The top five smartphone manufacturers in 2025 are Apple (247.8 million units), Samsung (241.2 million units), Xiaomi (165.3 million units), vivo (103.9 million units), and OPPO (102.0 million units) [4][6] - Apple and Samsung are the fastest-growing companies among the top five, with growth rates of 6.3% and 7.9% respectively [3][4] High-End Market Trends - The high-end segment is becoming increasingly significant, with Apple and Samsung's combined market share rising to 39%, indicating a consumer shift towards premium devices [6] - The iPhone 17 series has been well-received, contributing to Apple's record revenue in Q4 2025, supported by significant upgrades in features and specifications [6][7] Product Innovations - The iPhone 17 has been upgraded to a more balanced "water bucket" model, featuring a high-refresh-rate display and enhanced camera capabilities, while the iPhone 17 Pro is positioned as a "professional photography phone" with advanced features [7][9] - Apple's marketing strategy has shifted to include discounts on high-end models to stimulate consumer interest [9] Chinese Market Dynamics - In China, Huawei leads with 46.7 million units shipped, followed closely by Apple with 46.2 million units, indicating a competitive landscape [10][11] - The overall smartphone market in China is projected to decline by 0.6% in 2025, with Apple and Xiaomi being the fastest-growing brands among the top five [10][11] Design Trends and Imitation - The design of the iPhone has become a reference point for many Android manufacturers, leading to discussions about design imitation in the industry [10][12] - Analysts suggest that this trend of borrowing iPhone design elements is a strategy for Android manufacturers to appeal to budget-conscious consumers while maintaining a sense of premium quality [12][14] Future Market Expectations - The smartphone market is expected to face challenges in 2026, with rising costs due to storage shortages and component price increases, leading to anticipated price hikes [18][19] - The introduction of foldable iPhones is anticipated to revitalize the market, with significant consumer interest noted in surveys [20]

Core Insights - The article provides a comprehensive overview of significant developments in the AI industry over the past week, highlighting key news and investment events that reflect the current market dynamics [5]. Group 1: AI Model Developments - DeepSeek plans to release its V4 model around the Lunar New Year, which is expected to surpass the programming capabilities of existing models like Claude and GPT [7][8]. - Baichuan Intelligent's new medical model, Baichuan-M3, has been reported to outperform OpenAI's GPT-5.2 in various medical evaluation metrics [19]. - Google has updated its MedGemma model to version 1.5 4B, enhancing its capabilities in medical image processing and text handling [16]. Group 2: Funding and Valuation - Skild AI has completed a $1.4 billion financing round, raising its valuation to over $14 billion, with participation from major investors like SoftBank and Nvidia [10]. - The total disclosed financing in the AI sector for the week reached approximately 19.41 billion RMB, with an average deal size of 1.618 billion RMB [27]. - The highest financing event in the domestic AI sector was a 1 billion RMB A++ round for a robotics developer [34]. Group 3: Strategic Partnerships and Innovations - Google is collaborating with Walmart and other retailers to enhance its AI model's shopping capabilities, allowing for direct transactions through its AI assistant [22]. - Microsoft is reportedly set to spend nearly $500 million annually on Anthropic's AI technologies, integrating them into its cloud services [12]. - A new AI model named SleepFM has been developed to predict disease risks based on sleep data, showcasing the potential of AI in healthcare [24]. Group 4: Market Trends and Insights - The article notes that the majority of AI investment events are concentrated in regions like Guangdong and Beijing, indicating a geographical trend in AI development [32]. - The AI industry is witnessing a shift towards open-source models, with companies like Anthropic tightening access to their proprietary tools, impacting developers [21]. - The CEO of DeepMind stated that Chinese AI models are only a few months behind their Western counterparts, highlighting the competitive landscape in AI development [23].

公众号记得加星标⭐️，第一时间看推送不会错过。 如果你一年前把所有积蓄都投入到几托盘电脑内存芯片中，现在你的钱至少已经翻了一番。而且，预 计价格还会继续飞速上涨。 全球升值最快的资产之一——内存芯片——背后是人工智能（AI）公司对其的旺盛需求。这些芯片 ——主要是我们常说的RAM（随机存取存储器），但也包括通常被称为闪存或固态存储器的存储芯 片——是地球上几乎所有数字设备所必需的。而其中超过90%的芯片都由三家公司生产：SK海力 士、三星以及美光。 据Counterpoint Research称，2025年第四季度内存价格飙升了50%，预计到2026年第一季度末还将 再上涨40%至50%，这主要得益于数据中心建设者愿意支付巨额溢价。 由于AI公司正在挤占其他内存买家的市场份额，这可能会在无数行业产生意想不到的连锁反应。其影 响可能包括数据中心建设延期、笔记本电脑、电视和其他消费电子产品价格上涨，以及汽车制造商可 能面临芯片短缺，从而导致汽车生产延期，重蹈疫情期间汽车危机的覆辙。 "我关注存储器行业近20年了，这次的情况确实与以往不同，"总部位于中国台湾台北的TrendForce 高级研究副总裁Avril Wu ...

Market Performance - The A-share market showed mixed performance this week, with the Shanghai Composite Index declining by 0.45%, while the Shenzhen Component Index and the ChiNext Index increased by 1.14% and 1.00% respectively [1] - Trading volume significantly increased, with the total turnover approaching 4 trillion yuan on January 14 [1] Sector Performance - The precious metals, semiconductor, and power grid equipment sectors saw notable gains, while AI applications and storage chip concept stocks were particularly active [1] - The storage chip concept stocks performed well, with Blue Arrow Electronics rising by 57.66% and Baiwei Storage increasing by 45.85% [1] Supply and Demand Dynamics - Major companies such as Samsung, SK Hynix, and Micron announced that their DRAM and HBM products for AI servers are sold out until 2026, with inventory levels dropping below 8 weeks, indicating a short-term supply-demand gap [1] - Domestic packaging and testing leaders announced plans to expand their entire product lines, and new rounds of 3D NAND and DRAM capacity tenders were initiated by Yangtze Memory Technologies and Changxin Memory Technologies [1] AI Application Sector - AI application concept stocks remained active, with Zhitex New Materials increasing by 65.84% and Tongda Hai rising by 39.73% [1] - The Ministry of Industry and Information Technology and eight other departments issued implementation opinions for the "Artificial Intelligence + Manufacturing" initiative, aiming for an AI application penetration rate of over 60% in key industries by 2026, with financial support measures included [1] Capital Flow - Major capital inflows were observed in companies like Zhaoyi Innovation and Changdian Technology, with net inflows exceeding 2 billion yuan [1] - Conversely, companies such as Goldwind Technology, BlueFocus Communication Group, TBEA, and Aerospace Electronics experienced net outflows exceeding 6 billion yuan, with Goldwind Technology alone seeing over 10 billion yuan in net outflows [1]

Core Insights - The current focus in the AI sector has shifted from enhancing capabilities to maximizing profitability, as highlighted by the new CNBC podcast featuring Google DeepMind's CEO, Demis Hassabis [1][2]. Group 1: AGI Capabilities - Hassabis emphasizes that current large models exhibit significant shortcomings, particularly in their ability to generalize and learn continuously, which he refers to as "jagged intelligences" [2][4]. - True AGI must possess the ability to independently formulate questions and hypothesize about the world, rather than merely responding to queries [3][4]. - DeepMind is transitioning its focus from large language models (LLMs) to developing AI that understands the world, as demonstrated through projects like Genie, AlphaFold, and Veo [6][9]. Group 2: Commercialization Strategies - The commercial viability of AI models is not solely about their strength but also about their cost-effectiveness and deployment efficiency [10][11]. - DeepMind's strategy includes creating both Pro and Flash versions of models to cater to different user needs, ensuring broader accessibility [11][12]. - Hassabis advocates for integrating AI into everyday devices, moving beyond traditional web interfaces to enhance user interaction [15][16]. Group 3: Energy Challenges - As AI capabilities expand, energy consumption becomes a critical concern, with Hassabis stating that increased intelligence will require more power [20][21]. - The industry faces a significant bottleneck in energy supply, which could hinder the practical application of AGI [22][23]. - DeepMind aims to leverage AI to address energy challenges, focusing on both generating new energy sources and improving energy efficiency [24][27]. Group 4: Competitive Landscape - The competitive dynamics in AI have shifted, with companies needing to focus on integration and deployment rather than just technological advancements [29][30]. - DeepMind has consolidated its teams to streamline AI development and deployment, enhancing efficiency and speed in bringing products to market [33][37]. - The ability to effectively utilize energy resources will be a key determinant of success in the AI sector, as highlighted by Hassabis [36][38].